Philips 18W CFLNI Plug-In Light Bulb, G24q-2 4-Pin, Bright White 3500K

Regular price $11.08

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Philips 18W G24q-2 4-Pin CFL Plug-In Bulb

Energy-saving 18W compact fluorescent plug-in bulb with a G24q-2 4-pin base for compatible fixtures. Delivers bright white 3500K light in a durable double twin-tube design ideal for commercial and residential applications.


Key Features:

  • Bright White Output: 3500K color temperature for clean, neutral light
  • Efficient CFL Technology: 18 watts delivers strong illumination while saving energy
  • G24q-2 4-Pin Base: Secure fit for compatible electronic ballast fixtures
  • Durable Double Twin-Tube: Reliable construction designed for long service life
  • Low-Mercury ALTO Design: Engineered to reduce environmental impact

Specifications Table:

Specification Details
Technology CFL (Compact Fluorescent)
Wattage 18 Watts
Base G24q-2 (4-pin)
Bulb Shape Double Twin Tube
Color Temperature 3500K Bright White
CRI 82
Brightness 1075 lumens
Average Rated Life 10,000 hours
Length 5.69 in
Bulb Finish Opaque
Contains Mercury Yes (ALTO low-mercury)
Brand Line Philips ALTO
Model Markings (from lamp) PL-C 18W/841/4P

Frequently Asked Questions (FAQ):

Q: What base does this bulb use?
A: It uses a G24q-2 4-pin base and requires a compatible electronic ballast.


Q: What is the color temperature?
A: Bright white 3500K.


Q: Is mercury present in this bulb?
A: Yes, as with most CFLs, it contains a small amount of mercury; Philips ALTO technology reduces mercury content.


Q: Where is this bulb typically used?
A: Common in ceiling cans, sconces, and commercial fixtures designed for G24q-2 CFLs.


Q: Is it dimmable?
A: Most CFL plug-in lamps are not dimmable unless used with a specifically rated dimming ballast.


Clean, Commercial-Chic Illumination

This compact fluorescent casts a crisp, bright white glow that instantly sharpens a space. The streamlined double twin-tube form feels modern and purposeful, tucking neatly into architectural sconces and recessed cans. Pair it with matte metal finishes and pale woods to accentuate its clear, neutral light. It’s a quiet essential for polished, luxurious everyday lighting.


Upgrade your fixture with this efficient 18W G24q-2 bulb for bright, reliable 3500K light today.

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